26733553061 has 4 divisors (see below), whose sum is σ = 26778635532. Its totient is φ = 26688470592.

The previous prime is 26733553027. The next prime is 26733553097. The reversal of 26733553061 is 16035533762.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16035533762 = 2 ⋅8017766881.

It can be written as a sum of positive squares in 2 ways, for example, as 6515556961 + 20217996100 = 80719^2 + 142190^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26733553061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26733553001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22540346 + ... + 22541531.

It is an arithmetic number, because the mean of its divisors is an integer number (6694658883).

Almost surely, 2^26733553061 is an apocalyptic number.

It is an amenable number.

26733553061 is a deficient number, since it is larger than the sum of its proper divisors (45082471).

26733553061 is an equidigital number, since it uses as much as digits as its factorization.

26733553061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45082470.

The product of its (nonzero) digits is 340200, while the sum is 41.

The spelling of 26733553061 in words is "twenty-six billion, seven hundred thirty-three million, five hundred fifty-three thousand, sixty-one".